San Simeon Flag

San Simeon

County Seat:
No
Area (mi²):
0.797
State:
California

San Simeon is a CDP located in San Luis Obispo County, California. San Simeon has a 2026 population of 264. San Simeon is currently declining at a rate of -4.35% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in San Simeon is $54,625 with a poverty rate of 6.45%. The median age in San Simeon is 60.1 years: 64.5 years for males, and 60.1 years for females. For every 100 females there are 58.4 males.

264
Total Population
331
Density (mi²)
-12 -4.35%
Growth

San Simeon Population

San Simeon Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026264-12-4.35%
2025276-13-4.5%

Median Age

Overall: 60.1 years
Female: 60.1 years
Male: 64.5 years

San Simeon Adults

There are 217 adults, (63 of whom are seniors) in San Simeon.

Sex Ratio

Female: 137 (63.1%)
Male: 80 (36.9%)

Demographics

The racial composition of San Simeon includes 63.59% White, 36.41% other race, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White13863.59%
Other race7936.41%
Race
Population ↓
Percentage (of total)
Other race7936.41%
Race
Population ↓
Percentage (of total)
White13863.59%

San Simeon Marital Status

Economics and Income Statistics

San Simeon 's average per capita income is $61,174. Household income levels show a median of $54,625. The poverty rate stands at 6.45%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Non Families$60,189-
Households$54,625$93,784
Families-$137,260
Married Families--

$61,174

Average Income

$54,625

Median Household Income

6.45%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)